| 摘要 |
A separator (13) comprises a first and second metal plates (14, 16) laid over each other. A cooling medium flow passage (42) is integrally provided between the first and second metal plates (14, 16). The cooling medium flow passage (42) has inlet buffer portions (44, 46) communicating with a cooling medium inlet communication hole (22a), outlet buffer portions (48, 50) communicating with a cooling medium outlet communication hole (22b), and linear flow passage grooves (60-90) linearly extending in the direction of arrow B and that of arrow C. <IMAGE> |
